From owner-freebsd-stable  Mon Sep  3 10:29:57 2001
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From: francisv@dagupan.com
To: sbernard@gmu.edu, stable@FreeBSD.ORG
Subject: RE: RAID5
Date: Tue, 4 Sep 2001 01:30:03 +0800 
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Speaking of RAID, what RAID card that supports IDE would you recommend for
FreeBSD? Can it boot from the RAID device or do you need a separate boot
disk for that?

> -----Original Message-----
> From: Steve Bernard [mailto:sbernard@gmu.edu]
> Sent: Tuesday, September 04, 2001 1:27 AM
> To: stable@FreeBSD.ORG
> Subject: RE: RAID5
> 
> Assuming identical HDs, with RAID 5 available disk space is equal to drive
> size*(n-1), where n is the number of drives you are using. In your case,
> 36GB*(3-1) == 36GB*2 == 72GB. The diskspace used for parity is not
> configurable.
> 
> Steve
> 
> 
> -----Original Message-----
> From: owner-freebsd-stable@FreeBSD.ORG
> [mailto:owner-freebsd-stable@FreeBSD.ORG]On Behalf Of Ronan Lucio
> Sent: Monday, September 03, 2001 1:12 PM
> To: stable@FreeBSD.ORG
> Subject: RAID5
> 
> 
> Hi All,
> 
> I have a doubt about RAID5:
> 
> If I have 3 HDs with 36 Gb each in RAID5, what is
> my total abaliable space?
> 
> Can I select it?
> For example: Can I create 20 Gb for parity + 88 Gb of
> avaliable space?
> 
> Thanks,
> Ronan Lucio
> 
> 
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